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Make tag presets unmodifiable (#7378)

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Jake Potrebic 2022-01-21 15:07:35 -08:00 committed by GitHub
parent feb72b8ae1
commit dcca6cb1be
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1 changed files with 170 additions and 103 deletions
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patches/api/0156-Add-Material-Tags.patch
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@ -113,10 +113,10 @@ index 0000000000000000000000000000000000000000..a02a02aa0c87e0f0ed9e509e4dcab015
+}
diff --git a/src/main/java/com/destroystokyo/paper/MaterialTags.java b/src/main/java/com/destroystokyo/paper/MaterialTags.java
new file mode 100644
index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d29b5066a9
index 0000000000000000000000000000000000000000..f5ae132cef01666bacda11422c0b73dd585fea27
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/MaterialTags.java
@@ -0,0 +1,652 @@
@@ -0,0 +1,655 @@
+/*
+ * Copyright (c) 2018 Daniel Ennis (Aikar) MIT License
+ *
@ -149,6 +149,9 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+/**
+ * Represents a collection tags to identify materials that share common properties.
+ * Will map to minecraft for missing tags, as well as custom ones that may be useful.
+ * <p>
+ * All tags in this class are unmodifiable, attempting to modify them will throw an
+ * {@link UnsupportedOperationException}.
+ */
+@SuppressWarnings({"NonFinalUtilityClass", "unused", "WeakerAccess"})
+public class MaterialTags {
@ -159,94 +162,94 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ }
+ public static final MaterialSetTag ARROWS = new MaterialSetTag(keyFor("arrows"))
+ .endsWith("ARROW")
+ .ensureSize("ARROWS", 3);
+ .ensureSize("ARROWS", 3).lock();
+
+ /**
+ * Covers all colors of beds.
+ */
+ public static final MaterialSetTag BEDS = new MaterialSetTag(keyFor("beds"))
+ .endsWith("_BED")
+ .ensureSize("BEDS", 16);
+ .ensureSize("BEDS", 16).lock();
+
+ /**
+ * Covers all bucket items.
+ */
+ public static final MaterialSetTag BUCKETS = new MaterialSetTag(keyFor("buckets"))
+ .endsWith("BUCKET")
+ .ensureSize("BUCKETS", 10);
+ .ensureSize("BUCKETS", 10).lock();
+
+ /**
+ * Covers coal and charcoal.
+ */
+ public static final MaterialSetTag COALS = new MaterialSetTag(keyFor("coals"))
+ .add(Material.COAL, Material.CHARCOAL);
+ .add(Material.COAL, Material.CHARCOAL).lock();
+
+ /**
+ * Covers both cobblestone wall variants.
+ */
+ public static final MaterialSetTag COBBLESTONE_WALLS = new MaterialSetTag(keyFor("cobblestone_walls"))
+ .endsWith("COBBLESTONE_WALL")
+ .ensureSize("COBBLESTONE_WALLS", 2);
+ .ensureSize("COBBLESTONE_WALLS", 2).lock();
+
+ /**
+ * Covers both cobblestone and mossy Cobblestone.
+ */
+ public static final MaterialSetTag COBBLESTONES = new MaterialSetTag(keyFor("cobblestones"))
+ .add(Material.COBBLESTONE, Material.MOSSY_COBBLESTONE);
+ .add(Material.COBBLESTONE, Material.MOSSY_COBBLESTONE).lock();
+
+ /**
+ * Covers all colors of concrete.
+ */
+ public static final MaterialSetTag CONCRETES = new MaterialSetTag(keyFor("concretes"))
+ .endsWith("_CONCRETE")
+ .ensureSize("CONCRETES", 16);
+ .ensureSize("CONCRETES", 16).lock();
+
+ /**
+ * Covers all colors of concrete powder.
+ */
+ public static final MaterialSetTag CONCRETE_POWDER = new MaterialSetTag(keyFor("concrete_powder"))
+ .endsWith("_CONCRETE_POWDER")
+ .ensureSize("CONCRETE_POWDER", 16);
+ .ensureSize("CONCRETE_POWDER", 16).lock();
+
+ /**
+ * Covers the two types of cooked fish.
+ */
+ public static final MaterialSetTag COOKED_FISH = new MaterialSetTag(keyFor("cooked_fish"))
+ .add(Material.COOKED_COD, Material.COOKED_SALMON);
+ .add(Material.COOKED_COD, Material.COOKED_SALMON).lock();
+
+ /**
+ * Covers all variants of doors.
+ */
+ public static final MaterialSetTag DOORS = new MaterialSetTag(keyFor("doors"))
+ .endsWith("_DOOR")
+ .ensureSize("DOORS", 9);
+ .ensureSize("DOORS", 9).lock();
+
+ /**
+ * Covers all dyes.
+ */
+ public static final MaterialSetTag DYES = new MaterialSetTag(keyFor("dyes"))
+ .endsWith("_DYE")
+ .ensureSize("DYES", 16);
+ .ensureSize("DYES", 16).lock();
+
+ /**
+ * Covers all variants of gates.
+ */
+ public static final MaterialSetTag FENCE_GATES = new MaterialSetTag(keyFor("fence_gates"))
+ .endsWith("_GATE")
+ .ensureSize("FENCE_GATES", 8);
+ .ensureSize("FENCE_GATES", 8).lock();
+
+ /**
+ * Covers all variants of fences.
+ */
+ public static final MaterialSetTag FENCES = new MaterialSetTag(keyFor("fences"))
+ .endsWith("_FENCE")
+ .ensureSize("FENCES", 9);
+ .ensureSize("FENCES", 9).lock();
+
+ /**
+ * Covers all variants of fish buckets.
+ */
+ public static final MaterialSetTag FISH_BUCKETS = new MaterialSetTag(keyFor("fish_buckets"))
+ .add(Material.COD_BUCKET, Material.PUFFERFISH_BUCKET, Material.SALMON_BUCKET, Material.TROPICAL_FISH_BUCKET);
+ .add(Material.COD_BUCKET, Material.PUFFERFISH_BUCKET, Material.SALMON_BUCKET, Material.TROPICAL_FISH_BUCKET).lock();
+
+ /**
+ * Covers the non-colored glass and 16 stained glass (not panes).
@ -254,21 +257,21 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ public static final MaterialSetTag GLASS = new MaterialSetTag(keyFor("glass"))
+ .endsWith("_GLASS")
+ .add(Material.GLASS)
+ .ensureSize("GLASS", 18);
+ .ensureSize("GLASS", 18).lock();
+
+ /**
+ * Covers the non-colored glass panes and stained glass panes (panes only).
+ */
+ public static final MaterialSetTag GLASS_PANES = new MaterialSetTag(keyFor("glass_panes"))
+ .endsWith("GLASS_PANE")
+ .ensureSize("GLASS_PANES", 17);
+ .ensureSize("GLASS_PANES", 17).lock();
+
+ /**
+ * Covers all glazed terracotta blocks.
+ */
+ public static final MaterialSetTag GLAZED_TERRACOTTA = new MaterialSetTag(keyFor("glazed_terracotta"))
+ .endsWith("GLAZED_TERRACOTTA")
+ .ensureSize("GLAZED_TERRACOTTA", 16);
+ .ensureSize("GLAZED_TERRACOTTA", 16).lock();
+
+ /**
+ * Covers the colors of stained terracotta.
@ -277,35 +280,35 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ .endsWith("TERRACOTTA")
+ .not(Material.TERRACOTTA)
+ .notEndsWith("GLAZED_TERRACOTTA")
+ .ensureSize("STAINED_TERRACOTTA", 16);
+ .ensureSize("STAINED_TERRACOTTA", 16).lock();
+
+ /**
+ * Covers terracotta along with the stained variants.
+ */
+ public static final MaterialSetTag TERRACOTTA = new MaterialSetTag(keyFor("terracotta"))
+ .endsWith("TERRACOTTA")
+ .ensureSize("TERRACOTTA", 33);
+ .ensureSize("TERRACOTTA", 33).lock();
+
+ /**
+ * Covers both golden apples.
+ */
+ public static final MaterialSetTag GOLDEN_APPLES = new MaterialSetTag(keyFor("golden_apples"))
+ .endsWith("GOLDEN_APPLE")
+ .ensureSize("GOLDEN_APPLES", 2);
+ .ensureSize("GOLDEN_APPLES", 2).lock();
+
+ /**
+ * Covers the variants of horse armor.
+ */
+ public static final MaterialSetTag HORSE_ARMORS = new MaterialSetTag(keyFor("horse_armors"))
+ .endsWith("_HORSE_ARMOR")
+ .ensureSize("HORSE_ARMORS", 4);
+ .ensureSize("HORSE_ARMORS", 4).lock();
+
+ /**
+ * Covers the variants of infested blocks.
+ */
+ public static final MaterialSetTag INFESTED_BLOCKS = new MaterialSetTag(keyFor("infested_blocks"))
+ .startsWith("INFESTED_")
+ .ensureSize("INFESTED_BLOCKS", 7);
+ .ensureSize("INFESTED_BLOCKS", 7).lock();
+
+ /**
+ * Covers the variants of mushroom blocks.
@ -313,19 +316,19 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ public static final MaterialSetTag MUSHROOM_BLOCKS = new MaterialSetTag(keyFor("mushroom_blocks"))
+ .endsWith("MUSHROOM_BLOCK")
+ .add(Material.MUSHROOM_STEM)
+ .ensureSize("MUSHROOM_BLOCKS", 3);
+ .ensureSize("MUSHROOM_BLOCKS", 3).lock();
+
+ /**
+ * Covers all mushrooms.
+ */
+ public static final MaterialSetTag MUSHROOMS = new MaterialSetTag(keyFor("mushrooms"))
+ .add(Material.BROWN_MUSHROOM, Material.RED_MUSHROOM);
+ .add(Material.BROWN_MUSHROOM, Material.RED_MUSHROOM).lock();
+
+ /**
+ * Covers all music disc items.
+ */
+ public static final MaterialSetTag MUSIC_DISCS = new MaterialSetTag(keyFor("music_discs"))
+ .startsWith("MUSIC_DISC_");
+ .startsWith("MUSIC_DISC_").lock();
+
+ /**
+ * Covers all ores.
@ -333,91 +336,91 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ public static final MaterialSetTag ORES = new MaterialSetTag(keyFor("ores"))
+ .add(Material.ANCIENT_DEBRIS)
+ .endsWith("_ORE")
+ .ensureSize("ORES", 19);
+ .ensureSize("ORES", 19).lock();
+
+ /**
+ * Covers all piston typed items and blocks including the piston head and moving piston.
+ */
+ public static final MaterialSetTag PISTONS = new MaterialSetTag(keyFor("pistons"))
+ .contains("PISTON")
+ .ensureSize("PISTONS", 4);
+ .ensureSize("PISTONS", 4).lock();
+
+ /**
+ * Covers all potato items.
+ */
+ public static final MaterialSetTag POTATOES = new MaterialSetTag(keyFor("potatoes"))
+ .endsWith("POTATO")
+ .ensureSize("POTATOES", 3);
+ .ensureSize("POTATOES", 3).lock();
+
+ /**
+ * Covers all wooden pressure plates and the weighted pressure plates and the stone pressure plate.
+ */
+ public static final MaterialSetTag PRESSURE_PLATES = new MaterialSetTag(keyFor("pressure_plates"))
+ .endsWith("_PRESSURE_PLATE")
+ .ensureSize("PRESSURE_PLATES", 12);
+ .ensureSize("PRESSURE_PLATES", 12).lock();
+
+ /**
+ * Covers the variants of prismarine blocks.
+ */
+ public static final MaterialSetTag PRISMARINE = new MaterialSetTag(keyFor("prismarine"))
+ .add(Material.PRISMARINE, Material.PRISMARINE_BRICKS, Material.DARK_PRISMARINE);
+ .add(Material.PRISMARINE, Material.PRISMARINE_BRICKS, Material.DARK_PRISMARINE).lock();
+
+ /**
+ * Covers the variants of prismarine slabs.
+ */
+ public static final MaterialSetTag PRISMARINE_SLABS = new MaterialSetTag(keyFor("prismarine_slabs"))
+ .add(Material.PRISMARINE_SLAB, Material.PRISMARINE_BRICK_SLAB, Material.DARK_PRISMARINE_SLAB);
+ .add(Material.PRISMARINE_SLAB, Material.PRISMARINE_BRICK_SLAB, Material.DARK_PRISMARINE_SLAB).lock();
+
+ /**
+ * Covers the variants of prismarine stairs.
+ */
+ public static final MaterialSetTag PRISMARINE_STAIRS = new MaterialSetTag(keyFor("prismarine_stairs"))
+ .add(Material.PRISMARINE_STAIRS, Material.PRISMARINE_BRICK_STAIRS, Material.DARK_PRISMARINE_STAIRS);
+ .add(Material.PRISMARINE_STAIRS, Material.PRISMARINE_BRICK_STAIRS, Material.DARK_PRISMARINE_STAIRS).lock();
+
+ /**
+ * Covers the variants of pumpkins.
+ */
+ public static final MaterialSetTag PUMPKINS = new MaterialSetTag(keyFor("pumpkins"))
+ .add(Material.CARVED_PUMPKIN, Material.JACK_O_LANTERN, Material.PUMPKIN);
+ .add(Material.CARVED_PUMPKIN, Material.JACK_O_LANTERN, Material.PUMPKIN).lock();
+
+ /**
+ * Covers the variants of quartz blocks.
+ */
+ public static final MaterialSetTag QUARTZ_BLOCKS = new MaterialSetTag(keyFor("quartz_blocks"))
+ .add(Material.QUARTZ_BLOCK, Material.QUARTZ_PILLAR, Material.CHISELED_QUARTZ_BLOCK, Material.SMOOTH_QUARTZ);
+ .add(Material.QUARTZ_BLOCK, Material.QUARTZ_PILLAR, Material.CHISELED_QUARTZ_BLOCK, Material.SMOOTH_QUARTZ).lock();
+
+ /**
+ * Covers all uncooked fish items.
+ */
+ public static final MaterialSetTag RAW_FISH = new MaterialSetTag(keyFor("raw_fish"))
+ .add(Material.COD, Material.PUFFERFISH, Material.SALMON, Material.TROPICAL_FISH);
+ .add(Material.COD, Material.PUFFERFISH, Material.SALMON, Material.TROPICAL_FISH).lock();
+
+ /**
+ * Covers the variants of red sandstone blocks.
+ */
+ public static final MaterialSetTag RED_SANDSTONES = new MaterialSetTag(keyFor("red_sandstones"))
+ .endsWith("RED_SANDSTONE")
+ .ensureSize("RED_SANDSTONES", 4);
+ .ensureSize("RED_SANDSTONES", 4).lock();
+
+ /**
+ * Covers the variants of sandstone blocks.
+ */
+ public static final MaterialSetTag SANDSTONES = new MaterialSetTag(keyFor("sandstones"))
+ .add(Material.SANDSTONE, Material.CHISELED_SANDSTONE, Material.CUT_SANDSTONE, Material.SMOOTH_SANDSTONE);
+ .add(Material.SANDSTONE, Material.CHISELED_SANDSTONE, Material.CUT_SANDSTONE, Material.SMOOTH_SANDSTONE).lock();
+
+ /**
+ * Covers sponge and wet sponge.
+ */
+ public static final MaterialSetTag SPONGES = new MaterialSetTag(keyFor("sponges"))
+ .endsWith("SPONGE")
+ .ensureSize("SPONGES", 2);
+ .ensureSize("SPONGES", 2).lock();
+
+ /**
+ * Covers the non-colored and colored shulker boxes.
+ */
+ public static final MaterialSetTag SHULKER_BOXES = new MaterialSetTag(keyFor("shulker_boxes"))
+ .endsWith("SHULKER_BOX")
+ .ensureSize("SHULKER_BOXES", 17);
+ .ensureSize("SHULKER_BOXES", 17).lock();
+
+ /**
+ * Covers zombie, creeper, skeleton, dragon, and player heads.
@ -426,35 +429,35 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ .endsWith("_HEAD")
+ .endsWith("_SKULL")
+ .not(Material.PISTON_HEAD)
+ .ensureSize("SKULLS", 12);
+ .ensureSize("SKULLS", 12).lock();
+
+ /**
+ * Covers all spawn egg items.
+ */
+ public static final MaterialSetTag SPAWN_EGGS = new MaterialSetTag(keyFor("spawn_eggs"))
+ .endsWith("_SPAWN_EGG")
+ .ensureSize("SPAWN_EGGS", 67);
+ .ensureSize("SPAWN_EGGS", 67).lock();
+
+ /**
+ * Covers all colors of stained glass.
+ */
+ public static final MaterialSetTag STAINED_GLASS = new MaterialSetTag(keyFor("stained_glass"))
+ .endsWith("_STAINED_GLASS")
+ .ensureSize("STAINED_GLASS", 16);
+ .ensureSize("STAINED_GLASS", 16).lock();
+
+ /**
+ * Covers all colors of stained glass panes.
+ */
+ public static final MaterialSetTag STAINED_GLASS_PANES = new MaterialSetTag(keyFor("stained_glass_panes"))
+ .endsWith("STAINED_GLASS_PANE")
+ .ensureSize("STAINED_GLASS_PANES", 16);
+ .ensureSize("STAINED_GLASS_PANES", 16).lock();
+
+ /**
+ * Covers all variants of trapdoors.
+ */
+ public static final MaterialSetTag TRAPDOORS = new MaterialSetTag(keyFor("trapdoors"))
+ .endsWith("_TRAPDOOR")
+ .ensureSize("TRAPDOORS", 9);
+ .ensureSize("TRAPDOORS", 9).lock();
+
+ /**
+ * Covers all wood variants of doors.
@ -462,7 +465,7 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ public static final MaterialSetTag WOODEN_DOORS = new MaterialSetTag(keyFor("wooden_doors"))
+ .endsWith("_DOOR")
+ .not(Material.IRON_DOOR)
+ .ensureSize("WOODEN_DOORS", 8);
+ .ensureSize("WOODEN_DOORS", 8).lock();
+
+ /**
+ * Covers all wood variants of fences.
@ -470,7 +473,7 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ public static final MaterialSetTag WOODEN_FENCES = new MaterialSetTag(keyFor("wooden_fences"))
+ .endsWith("_FENCE")
+ .not(Material.NETHER_BRICK_FENCE)
+ .ensureSize("WOODEN_FENCES", 8);
+ .ensureSize("WOODEN_FENCES", 8).lock();
+
+ /**
+ * Covers all wood variants of trapdoors.
@ -478,112 +481,112 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ public static final MaterialSetTag WOODEN_TRAPDOORS = new MaterialSetTag(keyFor("wooden_trapdoors"))
+ .endsWith("_TRAPDOOR")
+ .not(Material.IRON_TRAPDOOR)
+ .ensureSize("WOODEN_TRAPDOORS", 8);
+ .ensureSize("WOODEN_TRAPDOORS", 8).lock();
+
+ /**
+ * Covers the wood variants of gates.
+ */
+ public static final MaterialSetTag WOODEN_GATES = new MaterialSetTag(keyFor("wooden_gates"))
+ .endsWith("_GATE")
+ .ensureSize("WOODEN_GATES", 8);
+ .ensureSize("WOODEN_GATES", 8).lock();
+
+ /**
+ * Covers the variants of purpur.
+ */
+ public static final MaterialSetTag PURPUR = new MaterialSetTag(keyFor("purpur"))
+ .startsWith("PURPUR_")
+ .ensureSize("PURPUR", 4);
+ .ensureSize("PURPUR", 4).lock();
+
+ /**
+ * Covers the variants of signs.
+ */
+ public static final MaterialSetTag SIGNS = new MaterialSetTag(keyFor("signs"))
+ .endsWith("_SIGN")
+ .ensureSize("SIGNS", 16);
+ .ensureSize("SIGNS", 16).lock();
+
+ /**
+ * Covers the variants of a regular torch.
+ */
+ public static final MaterialSetTag TORCH = new MaterialSetTag(keyFor("torch"))
+ .add(Material.TORCH, Material.WALL_TORCH)
+ .ensureSize("TORCH", 2);
+ .ensureSize("TORCH", 2).lock();
+
+ /**
+ * Covers the variants of a redstone torch.
+ */
+ public static final MaterialSetTag REDSTONE_TORCH = new MaterialSetTag(keyFor("restone_torch"))
+ .add(Material.REDSTONE_TORCH, Material.REDSTONE_WALL_TORCH)
+ .ensureSize("REDSTONE_TORCH", 2);
+ .ensureSize("REDSTONE_TORCH", 2).lock();
+
+ /**
+ * Covers the variants of a soul torch.
+ */
+ public static final MaterialSetTag SOUL_TORCH = new MaterialSetTag(keyFor("soul_torch"))
+ .add(Material.SOUL_TORCH, Material.SOUL_WALL_TORCH)
+ .ensureSize("SOUL_TORCH", 2);
+ .ensureSize("SOUL_TORCH", 2).lock();
+
+ /**
+ * Covers the variants of torches.
+ */
+ public static final MaterialSetTag TORCHES = new MaterialSetTag(keyFor("torches"))
+ .add(TORCH, REDSTONE_TORCH, SOUL_TORCH)
+ .ensureSize("TORCHES", 6);
+ .ensureSize("TORCHES", 6).lock();
+
+ /**
+ * Covers the variants of lanterns.
+ */
+ public static final MaterialSetTag LANTERNS = new MaterialSetTag(keyFor("lanterns"))
+ .add(Material.LANTERN, Material.SOUL_LANTERN)
+ .ensureSize("LANTERNS", 2);
+ .ensureSize("LANTERNS", 2).lock();
+
+ /**
+ * Covers the variants of rails.
+ */
+ public static final MaterialSetTag RAILS = new MaterialSetTag(keyFor("rails"))
+ .endsWith("RAIL")
+ .ensureSize("RAILS", 4);
+ .ensureSize("RAILS", 4).lock();
+
+ /**
+ * Covers the variants of swords.
+ */
+ public static final MaterialSetTag SWORDS = new MaterialSetTag(keyFor("swords"))
+ .endsWith("_SWORD")
+ .ensureSize("SWORDS", 6);
+ .ensureSize("SWORDS", 6).lock();
+
+ /**
+ * Covers the variants of shovels.
+ */
+ public static final MaterialSetTag SHOVELS = new MaterialSetTag(keyFor("shovels"))
+ .endsWith("_SHOVEL")
+ .ensureSize("SHOVELS", 6);
+ .ensureSize("SHOVELS", 6).lock();
+
+ /**
+ * Covers the variants of pickaxes.
+ */
+ public static final MaterialSetTag PICKAXES = new MaterialSetTag(keyFor("pickaxes"))
+ .endsWith("_PICKAXE")
+ .ensureSize("PICKAXES", 6);
+ .ensureSize("PICKAXES", 6).lock();
+
+ /**
+ * Covers the variants of axes.
+ */
+ public static final MaterialSetTag AXES = new MaterialSetTag(keyFor("axes"))
+ .endsWith("_AXE")
+ .ensureSize("AXES", 6);
+ .ensureSize("AXES", 6).lock();
+
+ /**
+ * Covers the variants of hoes.
+ */
+ public static final MaterialSetTag HOES = new MaterialSetTag(keyFor("hoes"))
+ .endsWith("_HOE")
+ .ensureSize("HOES", 6);
+ .ensureSize("HOES", 6).lock();
+
+ /**
+ * Covers the variants of helmets.
+ */
+ public static final MaterialSetTag HELMETS = new MaterialSetTag(keyFor("helmets"))
+ .endsWith("_HELMET")
+ .ensureSize("HELMETS", 7);
+ .ensureSize("HELMETS", 7).lock();
+
+ /**
+ * Covers the variants of items that can be equipped in the helmet slot.
@ -592,14 +595,14 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ .endsWith("_HELMET")
+ .add(SKULLS)
+ .add(Material.CARVED_PUMPKIN)
+ .ensureSize("HEAD_EQUIPPABLE", 20);
+ .ensureSize("HEAD_EQUIPPABLE", 20).lock();
+
+ /**
+ * Covers the variants of chestplate.
+ */
+ public static final MaterialSetTag CHESTPLATES = new MaterialSetTag(keyFor("chestplates"))
+ .endsWith("_CHESTPLATE")
+ .ensureSize("CHESTPLATES", 6);
+ .ensureSize("CHESTPLATES", 6).lock();
+
+ /**
+ * Covers the variants of items that can be equipped in the chest slot.
@ -607,21 +610,21 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ public static final MaterialSetTag CHEST_EQUIPPABLE = new MaterialSetTag(keyFor("chest_equippable"))
+ .endsWith("_CHESTPLATE")
+ .add(Material.ELYTRA)
+ .ensureSize("CHEST_EQUIPPABLE", 7);
+ .ensureSize("CHEST_EQUIPPABLE", 7).lock();
+
+ /**
+ * Covers the variants of leggings.
+ */
+ public static final MaterialSetTag LEGGINGS = new MaterialSetTag(keyFor("leggings"))
+ .endsWith("_LEGGINGS")
+ .ensureSize("LEGGINGS", 6);
+ .ensureSize("LEGGINGS", 6).lock();
+
+ /**
+ * Covers the variants of boots.
+ */
+ public static final MaterialSetTag BOOTS = new MaterialSetTag(keyFor("boots"))
+ .endsWith("_BOOTS")
+ .ensureSize("BOOTS", 6);
+ .ensureSize("BOOTS", 6).lock();
+
+ /**
+ * Covers the variants of bows.
@ -629,28 +632,28 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ public static final MaterialSetTag BOWS = new MaterialSetTag(keyFor("bows"))
+ .add(Material.BOW)
+ .add(Material.CROSSBOW)
+ .ensureSize("BOWS", 2);
+ .ensureSize("BOWS", 2).lock();
+
+ /**
+ * Covers the variants of player-throwable projectiles (not requiring a bow or any other "assistance").
+ */
+ public static final MaterialSetTag THROWABLE_PROJECTILES = new MaterialSetTag(keyFor("throwable_projectiles"))
+ .add(Material.EGG, Material.SNOWBALL, Material.SPLASH_POTION, Material.TRIDENT, Material.ENDER_PEARL, Material.EXPERIENCE_BOTTLE, Material.FIREWORK_ROCKET);
+ .add(Material.EGG, Material.SNOWBALL, Material.SPLASH_POTION, Material.TRIDENT, Material.ENDER_PEARL, Material.EXPERIENCE_BOTTLE, Material.FIREWORK_ROCKET).lock();
+
+ /**
+ * Covers materials that can be colored, such as wool, shulker boxes, stained glass etc.
+ */
+ @SuppressWarnings("unchecked")
+ public static final MaterialSetTag COLORABLE = new MaterialSetTag(keyFor("colorable"))
+ .add(Tag.WOOL, Tag.CARPETS).add(SHULKER_BOXES, STAINED_GLASS, STAINED_GLASS_PANES, CONCRETES, BEDS);
+ //.ensureSize("COLORABLE", 81); unit test don't have the vanilla item tags, so counts don't line up for real
+ .add(Tag.WOOL, Tag.CARPETS).add(SHULKER_BOXES, STAINED_GLASS, STAINED_GLASS_PANES, CONCRETES, BEDS).lock();
+ //.ensureSize("COLORABLE", 81).lock(); unit test don't have the vanilla item tags, so counts don't line up for real
+
+ /**
+ * Covers the variants of coral.
+ */
+ public static final MaterialSetTag CORAL = new MaterialSetTag(keyFor("coral"))
+ .endsWith("_CORAL")
+ .ensureSize("CORAL", 10);
+ .ensureSize("CORAL", 10).lock();
+
+ /**
+ * Covers the variants of coral fans.
@ -658,14 +661,14 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ public static final MaterialSetTag CORAL_FANS = new MaterialSetTag(keyFor("coral_fans"))
+ .endsWith("_CORAL_FAN")
+ .endsWith("_CORAL_WALL_FAN")
+ .ensureSize("CORAL_FANS", 20);
+ .ensureSize("CORAL_FANS", 20).lock();
+
+ /**
+ * Covers the variants of coral blocks.
+ */
+ public static final MaterialSetTag CORAL_BLOCKS = new MaterialSetTag(keyFor("coral_blocks"))
+ .endsWith("_CORAL_BLOCK")
+ .ensureSize("CORAL_BLOCKS", 10);
+ .ensureSize("CORAL_BLOCKS", 10).lock();
+
+ /**
+ * Covers all items that can be enchanted from the enchantment table or anvil.
@ -673,50 +676,50 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ public static final MaterialSetTag ENCHANTABLE = new MaterialSetTag(keyFor("enchantable"))
+ .add(PICKAXES, SWORDS, SHOVELS, AXES, HOES, HELMETS, CHEST_EQUIPPABLE, LEGGINGS, BOOTS, BOWS)
+ .add(Material.TRIDENT, Material.SHIELD, Material.FISHING_ROD, Material.SHEARS, Material.FLINT_AND_STEEL, Material.CARROT_ON_A_STICK, Material.WARPED_FUNGUS_ON_A_STICK)
+ .ensureSize("ENCHANTABLE", 65);
+ .ensureSize("ENCHANTABLE", 65).lock();
+
+ /**
+ * Covers the variants of raw ores.
+ */
+ public static final MaterialSetTag RAW_ORES = new MaterialSetTag(keyFor("raw_ores"))
+ .add(Material.RAW_COPPER, Material.RAW_GOLD, Material.RAW_IRON);
+ .add(Material.RAW_COPPER, Material.RAW_GOLD, Material.RAW_IRON).lock();
+
+ /**
+ * Covers the variants of deepslate ores.
+ */
+ public static final MaterialSetTag DEEPSLATE_ORES = new MaterialSetTag(keyFor("deepslate_ores"))
+ .add(material -> material.name().startsWith("DEEPSLATE_") && material.name().endsWith("_ORE"))
+ .ensureSize("DEEPSLATE_ORES", 8);
+ .ensureSize("DEEPSLATE_ORES", 8).lock();
+
+ /**
+ * Covers the variants of raw ore blocks.
+ */
+ public static final MaterialSetTag RAW_ORE_BLOCKS = new MaterialSetTag(keyFor("raw_ore_blocks"))
+ .add(Material.RAW_COPPER_BLOCK, Material.RAW_GOLD_BLOCK, Material.RAW_IRON_BLOCK);
+ .add(Material.RAW_COPPER_BLOCK, Material.RAW_GOLD_BLOCK, Material.RAW_IRON_BLOCK).lock();
+
+ /**
+ * Covers all oxidized copper blocks.
+ */
+ public static final MaterialSetTag OXIDIZED_COPPER_BLOCKS = new MaterialSetTag(keyFor("oxidized_copper_blocks"))
+ .startsWith("OXIDIZED_").startsWith("WAXED_OXIDIZED_").ensureSize("OXIDIZED_COPPER_BLOCKS", 8);
+ .startsWith("OXIDIZED_").startsWith("WAXED_OXIDIZED_").ensureSize("OXIDIZED_COPPER_BLOCKS", 8).lock();
+
+ /**
+ * Covers all weathered copper blocks.
+ */
+ public static final MaterialSetTag WEATHERED_COPPER_BLOCKS = new MaterialSetTag(keyFor("weathered_copper_blocks"))
+ .startsWith("WEATHERED_").startsWith("WAXED_WEATHERED_").ensureSize("WEATHERED_COPPER_BLOCKS", 8);
+ .startsWith("WEATHERED_").startsWith("WAXED_WEATHERED_").ensureSize("WEATHERED_COPPER_BLOCKS", 8).lock();
+
+ /**
+ * Covers all exposed copper blocks.
+ */
+ public static final MaterialSetTag EXPOSED_COPPER_BLOCKS = new MaterialSetTag(keyFor("exposed_copper_blocks"))
+ .startsWith("EXPOSED_").startsWith("WAXED_EXPOSED_").ensureSize("EXPOSED_COPPER_BLOCKS", 8);
+ .startsWith("EXPOSED_").startsWith("WAXED_EXPOSED_").ensureSize("EXPOSED_COPPER_BLOCKS", 8).lock();
+
+ /**
+ * Covers all un-weathered copper blocks.
+ */
+ public static final MaterialSetTag UNAFFECTED_COPPER_BLOCKS = new MaterialSetTag(keyFor("unaffected_copper_blocks"))
+ .startsWith("CUT_COPPER").startsWith("WAXED_CUT_COPPER").add(Material.COPPER_BLOCK).add(Material.WAXED_COPPER_BLOCK).ensureSize("UNAFFECTED_COPPER_BLOCKS", 8);
+ .startsWith("CUT_COPPER").startsWith("WAXED_CUT_COPPER").add(Material.COPPER_BLOCK).add(Material.WAXED_COPPER_BLOCK).ensureSize("UNAFFECTED_COPPER_BLOCKS", 8).lock();
+
+ /**
+ * Covers all waxed copper blocks.
@ -724,7 +727,7 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ * Combine with other copper-related tags to filter is-waxed or not.
+ */
+ public static final MaterialSetTag WAXED_COPPER_BLOCKS = new MaterialSetTag(keyFor("waxed_copper_blocks"))
+ .add(m -> m.name().startsWith("WAXED_") && m.name().contains("COPPER")).ensureSize("WAXED_COPPER_BLOCKS", 16);
+ .add(m -> m.name().startsWith("WAXED_") && m.name().contains("COPPER")).ensureSize("WAXED_COPPER_BLOCKS", 16).lock();
+
+ /**
+ * Covers all un-waxed copper blocks.
@ -732,13 +735,13 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ * Combine with other copper-related tags to filter is-un-waxed or not.
+ */
+ public static final MaterialSetTag UNWAXED_COPPER_BLOCKS = new MaterialSetTag(keyFor("unwaxed_copper_blocks"))
+ .contains("CUT_COPPER").endsWith("_COPPER").notContains("WAXED").ensureSize("UNWAXED_COPPER_BLOCKS", 16);
+ .contains("CUT_COPPER").endsWith("_COPPER").notContains("WAXED").ensureSize("UNWAXED_COPPER_BLOCKS", 16).lock();
+
+ /**
+ * Covers all copper block variants.
+ */
+ public static final MaterialSetTag COPPER_BLOCKS = new MaterialSetTag(keyFor("copper_blocks"))
+ .add(WAXED_COPPER_BLOCKS).add(UNWAXED_COPPER_BLOCKS).ensureSize("COPPER_BLOCKS", 32);
+ .add(WAXED_COPPER_BLOCKS).add(UNWAXED_COPPER_BLOCKS).ensureSize("COPPER_BLOCKS", 32).lock();
+
+ /**
+ * Covers all weathering/waxed states of the plain copper block.
@ -749,32 +752,32 @@ index 0000000000000000000000000000000000000000..4606fcbb4a7e3857a5d74dac96aed4d2
+ .contains("EXPOSED_COPPER")
+ .contains("COPPER_BLOCK")
+ .not(Material.RAW_COPPER_BLOCK)
+ .ensureSize("FULL_COPPER_BLOCKS", 8);
+ .ensureSize("FULL_COPPER_BLOCKS", 8).lock();
+
+ /**
+ * Covers all weathering/waxed states of the cut copper block.
+ */
+ public static final MaterialSetTag CUT_COPPER_BLOCKS = new MaterialSetTag(keyFor("cut_copper_blocks"))
+ .endsWith("CUT_COPPER").ensureSize("CUT_COPPER_BLOCKS", 8);
+ .endsWith("CUT_COPPER").ensureSize("CUT_COPPER_BLOCKS", 8).lock();
+
+ /**
+ * Covers all weathering/waxed states of the cut copper stairs.
+ */
+ public static final MaterialSetTag CUT_COPPER_STAIRS = new MaterialSetTag(keyFor("cut_copper_stairs"))
+ .endsWith("CUT_COPPER_STAIRS").ensureSize("CUT_COPPER_STAIRS", 8);
+ .endsWith("CUT_COPPER_STAIRS").ensureSize("CUT_COPPER_STAIRS", 8).lock();
+
+ /**
+ * Covers all weathering/waxed states of the cut copper slab.
+ */
+ public static final MaterialSetTag CUT_COPPER_SLABS = new MaterialSetTag(keyFor("cut_copper_slabs"))
+ .endsWith("CUT_COPPER_SLAB").ensureSize("CUT_COPPER_SLABS", 8);
+ .endsWith("CUT_COPPER_SLAB").ensureSize("CUT_COPPER_SLABS", 8).lock();
+}
diff --git a/src/main/java/io/papermc/paper/tag/BaseTag.java b/src/main/java/io/papermc/paper/tag/BaseTag.java
new file mode 100644
index 0000000000000000000000000000000000000000..4b8552e4e4c07b197fa9431fa911535b0222561e
index 0000000000000000000000000000000000000000..71484259de4783b861803c48850317eb2d60bda0
--- /dev/null
+++ b/src/main/java/io/papermc/paper/tag/BaseTag.java
@@ -0,0 +1,160 @@
@@ -0,0 +1,180 @@
+package io.papermc.paper.tag;
+
+import com.google.common.collect.Lists;
@ -796,6 +799,7 @@ index 0000000000000000000000000000000000000000..4b8552e4e4c07b197fa9431fa911535b
+ protected final NamespacedKey key;
+ protected final Set<T> tagged;
+ private final List<Predicate<T>> globalPredicates;
+ private boolean locked = false;
+
+ public BaseTag(@NotNull Class<T> clazz, @NotNull NamespacedKey key, @NotNull Predicate<T> filter) {
+ this(clazz, key);
@ -822,6 +826,21 @@ index 0000000000000000000000000000000000000000..4b8552e4e4c07b197fa9431fa911535b
+ return (Set<E>) EnumSet.noneOf((Class<Enum>) enumClass);
+ }
+
+ public @NotNull C lock() {
+ this.locked = true;
+ return (C) this;
+ }
+
+ public boolean isLocked() {
+ return this.locked;
+ }
+
+ private void checkLock() {
+ if (this.locked) {
+ throw new UnsupportedOperationException("Tag (" + this.key + ") is locked");
+ }
+ }
+
+ @NotNull
+ @Override
+ public NamespacedKey getKey() {
@ -849,12 +868,14 @@ index 0000000000000000000000000000000000000000..4b8552e4e4c07b197fa9431fa911535b
+
+ @NotNull
+ public C add(@NotNull T...values) {
+ this.checkLock();
+ this.tagged.addAll(Lists.newArrayList(values));
+ return (C) this;
+ }
+
+ @NotNull
+ public C add(@NotNull Collection<T> collection) {
+ this.checkLock();
+ this.tagged.addAll(collection);
+ return (C) this;
+ }
@ -889,12 +910,14 @@ index 0000000000000000000000000000000000000000..4b8552e4e4c07b197fa9431fa911535b
+
+ @NotNull
+ public C not(@NotNull T...values) {
+ this.checkLock();
+ this.tagged.removeAll(Lists.newArrayList(values));
+ return (C) this;
+ }
+
+ @NotNull
+ public C not(@NotNull Collection<T> values) {
+ this.checkLock();
+ this.tagged.removeAll(values);
+ return (C) this;
+ }
@ -985,16 +1008,20 @@ index 0000000000000000000000000000000000000000..c89c4619aaf388197834d98eb95af2f1
+}
diff --git a/src/main/java/io/papermc/paper/tag/EntityTags.java b/src/main/java/io/papermc/paper/tag/EntityTags.java
new file mode 100644
index 0000000000000000000000000000000000000000..683688edff2c86d92f6b3e15271c3289b39e42d7
index 0000000000000000000000000000000000000000..d7eb49a05c3f0cacf285f8995433c5d5e988de0f
--- /dev/null
+++ b/src/main/java/io/papermc/paper/tag/EntityTags.java
@@ -0,0 +1,50 @@
@@ -0,0 +1,54 @@
+package io.papermc.paper.tag;
+
+import org.bukkit.NamespacedKey;
+
+import static org.bukkit.entity.EntityType.*;
+
+/**
+ * All tags in this class are unmodifiable, attempting to modify them will throw an
+ * {@link UnsupportedOperationException}.
+ */
+public class EntityTags {
+
+ private static NamespacedKey keyFor(String key) {
@ -1008,28 +1035,28 @@ index 0000000000000000000000000000000000000000..683688edff2c86d92f6b3e15271c3289
+ */
+ public static final EntitySetTag UNDEADS = new EntitySetTag(keyFor("undeads"))
+ .add(DROWNED, HUSK, PHANTOM, SKELETON, SKELETON_HORSE, STRAY, WITHER, WITHER_SKELETON, ZOGLIN, ZOMBIE, ZOMBIE_HORSE, ZOMBIE_VILLAGER, ZOMBIFIED_PIGLIN)
+ .ensureSize("UNDEADS", 13);
+ .ensureSize("UNDEADS", 13).lock();
+
+ /**
+ * Covers all horses
+ */
+ public static final EntitySetTag HORSES = new EntitySetTag(keyFor("horses"))
+ .contains("HORSE")
+ .ensureSize("HORSES", 3);
+ .ensureSize("HORSES", 3).lock();
+
+ /**
+ * Covers all minecarts
+ */
+ public static final EntitySetTag MINECARTS = new EntitySetTag(keyFor("minecarts"))
+ .contains("MINECART")
+ .ensureSize("MINECARTS", 7);
+ .ensureSize("MINECARTS", 7).lock();
+
+ /**
+ * Covers mobs that split into smaller mobs
+ */
+ public static final EntitySetTag SPLITTING_MOBS = new EntitySetTag(keyFor("splitting_mobs"))
+ .add(SLIME, MAGMA_CUBE)
+ .ensureSize("SLIMES", 2);
+ .ensureSize("SLIMES", 2).lock();
+
+ /**
+ * Covers all water based mobs
@ -1037,7 +1064,7 @@ index 0000000000000000000000000000000000000000..683688edff2c86d92f6b3e15271c3289
+ */
+ public static final EntitySetTag WATER_BASED = new EntitySetTag(keyFor("water_based"))
+ .add(AXOLOTL, DOLPHIN, SQUID, GLOW_SQUID, GUARDIAN, ELDER_GUARDIAN, TURTLE, COD, SALMON, PUFFERFISH, TROPICAL_FISH)
+ .ensureSize("WATER_BASED", 11);
+ .ensureSize("WATER_BASED", 11).lock();
+}
diff --git a/src/main/java/org/bukkit/Tag.java b/src/main/java/org/bukkit/Tag.java
index 5a25301a81b0e88a4891cbc4710289544d44105c..34d23f53acf00620223731c4fdacffde9cff41a8 100644
@ -1056,27 +1083,41 @@ index 5a25301a81b0e88a4891cbc4710289544d44105c..34d23f53acf00620223731c4fdacffde
public interface Tag<T extends Keyed> extends Keyed {
diff --git a/src/test/java/com/destroystokyo/paper/MaterialTagsTest.java b/src/test/java/com/destroystokyo/paper/MaterialTagsTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..328c51471dc12e81c1a1b643455337b3fef4d14a
index 0000000000000000000000000000000000000000..f849d8b12a7e3d1606698408ab4bb140a3b370e4
--- /dev/null
+++ b/src/test/java/com/destroystokyo/paper/MaterialTagsTest.java
@@ -0,0 +1,25 @@
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2018 Daniel Ennis (Aikar) MIT License
+ */
+
+package com.destroystokyo.paper;
+
+import io.papermc.paper.tag.BaseTag;
+import io.papermc.paper.tag.EntityTags;
+import org.bukkit.Bukkit;
+import org.bukkit.TestServer;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.util.HashSet;
+import java.util.Set;
+import java.util.logging.Level;
+
+import static org.junit.Assert.assertTrue;
+
+public class MaterialTagsTest {
+
+ @Before
+ public void before() {
+ TestServer.getInstance();
+ }
+
+ @Test
+ public void testInitialize() {
+ try {
+ TestServer.getInstance();
+ MaterialTags.SHULKER_BOXES.getValues();
+ assert true;
+ } catch (Throwable e) {
@ -1084,6 +1125,32 @@ index 0000000000000000000000000000000000000000..328c51471dc12e81c1a1b643455337b3
+ assert false;
+ }
+ }
+
+ @Test
+ public void testLocked() {
+ testLocked(MaterialTags.class);
+ testLocked(EntityTags.class);
+ }
+
+ private static void testLocked(Class<?> clazz) {
+ for (BaseTag<?, ?> tag : collectTags(clazz)) {
+ assertTrue("Tag " + tag.key() + " is not locked", tag.isLocked());
+ }
+ }
+
+ private static Set<BaseTag<?, ?>> collectTags(Class<?> clazz) {
+ Set<BaseTag<?, ?>> tags = new HashSet<>();
+ try {
+ for (Field field : clazz.getDeclaredFields()) {
+ if (Modifier.isStatic(field.getModifiers()) && Modifier.isFinal(field.getModifiers()) && BaseTag.class.isAssignableFrom(field.getType())) {
+ tags.add((BaseTag<?, ?>) field.get(null));
+ }
+ }
+ } catch (IllegalAccessException e) {
+ e.printStackTrace();
+ }
+ return tags;
+ }
+}
diff --git a/src/test/java/io/papermc/paper/EntityTagsTest.java b/src/test/java/io/papermc/paper/EntityTagsTest.java
new file mode 100644